Dennis J Tonsing, Business Attorney in Tucson, Arizona
Over 52 years of legal practice · focused on Business, Litigation, and Real Estate · 4.4/5 rating from 1 verified client review
Tucson, AZ
Practicing business in Tucson since 1974.
- 52+
- Years practicing
- 4.4 ★
- 1 client review
- 1
- Bar admission
Practices in
Are you Dennis J Tonsing?
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Quick answer
Dennis J Tonsing is an attorney based in Tucson, AZ. The practice focuses on Business, Litigation, and Real Estate. Dennis has over 52 years of legal experience. Rated 4.4 out of 5 from 1 client review.
- Based in
- Tucson, AZ
- Experience
- over 52 years
- Known for
- Business · Litigation · Real Estate
- Handles Business, Litigation, and Real Estate matters from Tucson, AZ.
- Over 52 years of practice as a licensed attorney.
- Recognized with BV Distinguished.
About Dennis J Tonsing: Dennis J Tonsing is an attorney based in Tucson, AZ. The practice focuses on Business, Litigation, and Real Estate. Dennis has over 52 years of legal experience. Rated 4.4 out of 5 from 1 client review.
Areas of practice
Legal matters Dennis takes on
Dennis concentrates on business, litigation, and real estate. Each area below outlines the kind of case Dennis handles, typical outcomes to expect, and how the intake process starts.
Business
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Litigation
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Real Estate
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Business cases in Tucson, Arizona
Dennis takes business matters in Tucson, Arizona. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Dennis agrees to represent you.
Litigation cases in Tucson, Arizona
Dennis takes litigation matters in Tucson, Arizona. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Dennis agrees to represent you.
Real Estate cases in Tucson, Arizona
Dennis takes real estate matters in Tucson, Arizona. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Dennis agrees to represent you.
Biography
Meet Dennis J Tonsing — business lawyer in Tucson
Dennis J Tonsing is an attorney based in Tucson, AZ. The practice focuses on Business, Litigation, and Real Estate. Dennis has over 52 years of legal experience. Rated 4.4 out of 5 from 1 client review.
Dennis J Tonsing is a lawyer practicing business litigation, civil litigation, real estate law and 1 other area of law. Dennis received a B.A. degree from St. Mary's College of California in 1969, and has been licensed for 52 years. Dennis practices in Tucson, AZ.
How Dennis handles business matters
Dennis J Tonsing is a lawyer practicing business litigation, civil litigation, real estate law and 1 other area of law. Dennis received a B.A. degree from St. Mary's College of California in 1969, and has been licensed for 52 years. Dennis practices in Tucson, AZ.
The kind of cases Dennis takes
Dennis reviews new inquiries case-by-case for business, litigation, and real estate matters in Tucson and the surrounding Arizona area.
Credentials
Education, bar admissions, and languages
Southwestern University School of Law
J.D. · 1973
St. Mary's College of California
B.A. · 1969
Jurisdictions
Dennis's state bar admissions
California
1974 · ACTIVE
Dennis studied at J.D. in Southwestern University School of Law and B.A. in St. Mary's College of California.
Law school and academic background
Dennis completed J.D. in Southwestern University School of Law and B.A. in St. Mary's College of California. Formal legal training is one signal of substantive knowledge — the day-to-day practice Dennis runs in Arizona is where that training gets applied to real client questions.
Recognition
Recognition and thought leadership
Dennis has received 1 formal recognition from bar associations, industry bodies, and peer-review services.
BV Distinguished
Legal awards and honors
BV Distinguished.
Locations
Dennis J Tonsing's office in Tucson
Dennis's primary office is at 1347 E Stoney Canyon Cir, Tucson, AZ, 85737-9492. In-person meetings are by appointment; a phone intake usually comes first.
Client feedback
Client reviews of Dennis J Tonsing — 4.4/5 rating from 1 verified client review
Every review below is from a verified client of Dennis. Reviews cover communication, case outcome, and value — the three signals that matter most when comparing business attorneys in Tucson.
4.4
1 client review
Client ratings are sourced from public records and editorial research. Reviews on LawyersListed are accepted from verified clients once Dennis J Tonsing claims this profile.
Read all reviewsHiring guide
How to hire Dennis J Tonsing — what to expect in your first consultation
Working with a new business attorney should feel structured. Here's how the first two conversations with Dennis usually go, from the moment you request a consult to the day representation begins.
Consultation formats and pricing
Dennis charges for the initial consult. That fee is credited toward representation if you retain Dennis's office.
What to bring to your first meeting
Bring any documents you already have — police reports, medical records, filed pleadings, correspondence from an insurer, a copy of the contract at issue. If you're not sure, err on the side of bringing everything; Dennis will tell you what matters and what doesn't.
Questions to ask a business attorney in Tucson, Arizona
A short list to run through before you commit: How many business matters have you handled in the last year? What's your fee structure? Who else in the office will work on this? What's your realistic estimate of timeline and range of outcomes? How do I reach you between meetings?
Fees & payment
Fees, payment methods, and consultation options for Dennis
Dennis discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in business practice — ask which fits.
Hourly rates, contingency fees, and flat-fee options
Every business matter is priced differently. Simple document review might be a flat fee. Injury litigation is often contingency. Complex commercial disputes usually run hourly with a retainer. Dennis confirms the model in the engagement letter before any work starts.
Payment methods and payment plans
Dennis's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many business practices work with clients on structured schedules.
Frequently asked
Frequently asked questions about Dennis J Tonsing
How much does it cost to hire Dennis for a business case?
Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Dennis walks through the likely range during the consult so there are no surprises.
Does Dennis offer a free consultation?
Dennis charges for the initial consult; that fee is credited toward representation if you retain Dennis's office. Some business attorneys offer free consults — check Dennis's current terms during booking.
How long do business cases in Arizona typically take?
Simple business matters can wrap in a few weeks; disputed cases can run 6–18 months from intake to resolution, longer if the matter goes to trial. Dennis gives a realistic estimate for your facts at the consult — vague answers here are a red flag.
Can Dennis take my case if I'm outside Tucson?
Dennis is licensed in Arizona. Matters governed by Arizona law are the natural fit. Out-of-state matters are handled case-by-case, sometimes with local co-counsel. Ask during intake — Dennis will tell you if the case is a fit or refer you to someone closer to your court.
What should I bring to my first meeting with Dennis?
Bring every document that touches the dispute: contracts, correspondence, police or medical reports, filed pleadings, invoices, photographs, insurance letters. Also bring a written timeline of what happened, in your own words. Dennis will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.
Is Dennis accepting new business clients right now?
Dennis's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.
Areas served
Business attorneys serving Tucson, Phoenix and Scottsdale in Arizona
Dennis handles business matters throughout Arizona. Each city below is a direct link into the search page for verified business attorneys in that community.
More counsel
Other top-rated business attorneys in Arizona
If Dennis's intake is full or the fit isn't right, these business attorneys in Tucson handle similar matters. Every profile below is verified and open to consultations.





